(19)
(11) EP 2 055 006 A1

(12)

(43) Date of publication:
06.05.2009 Bulletin 2009/19

(21) Application number: 07764097.7

(22) Date of filing: 20.07.2007
(51) International Patent Classification (IPC): 
H03M 1/44(2006.01)
(86) International application number:
PCT/CN2007/002213
(87) International publication number:
WO 2008/014676 (07.02.2008 Gazette 2008/06)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(30) Priority: 25.07.2006 US 492245

(71) Applicant: Intellectual Ventures Fund 27 LLC
Las Vegas, Nevada 89128 (US)

(72) Inventors:
  • KOK, Chi Wah
    Tai Po N.T. Hong Kong (CN)
  • TAM, Wing Shan
    Fanling, N.T. Hong Kong (CN)

(74) Representative: Epping - Hermann - Fischer 
Patentanwaltsgesellschaft mbH Ridlerstraße 55
80339 München
80339 München (DE)

   


(54) ANALOG-TO-DIGITAL CONVERSION USING ASYNCHRONOUS CURRENT-MODE CYCLIC COMPARISON